What is the probability of selecting an even numbered ball

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Reference no: EM13119956

Conditional Probability explained in this answer
A lotttery game has balls number 1 - 21. What is the probability of selecting an even numbered ball or a 10?

Is the answer 10/21? If not what is it?

Also - Find the conditional probability - If two fair dice are rolled find the probability that the sum is 6 given that the roll is a double.

Reference no: EM13119956

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